US7084535B2 - Deflection limiter for vibrator motor shaft - Google Patents
Deflection limiter for vibrator motor shaft Download PDFInfo
- Publication number
- US7084535B2 US7084535B2 US10/903,381 US90338104A US7084535B2 US 7084535 B2 US7084535 B2 US 7084535B2 US 90338104 A US90338104 A US 90338104A US 7084535 B2 US7084535 B2 US 7084535B2
- Authority
- US
- United States
- Prior art keywords
- motor shaft
- eccentric weight
- axis
- deflection
- motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/06—Means for converting reciprocating motion into rotary motion or vice versa
- H02K7/061—Means for converting reciprocating motion into rotary motion or vice versa using rotary unbalanced masses
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T74/00—Machine element or mechanism
- Y10T74/18—Mechanical movements
- Y10T74/18544—Rotary to gyratory
- Y10T74/18552—Unbalanced weight
Definitions
- the present disclosure concerns portable electronic devices such as portable digital assistants (PDAs) and wireless communications devices that provide services such as voice and data communications services to communications devices or units, often referred to as subscriber devices, cellular phones, mobile telephones, radios and pagers.
- PDAs portable digital assistants
- wireless communications devices that provide services such as voice and data communications services to communications devices or units, often referred to as subscriber devices, cellular phones, mobile telephones, radios and pagers.
Abstract
Description
in which σ represents the maximum stress on the
Claims (22)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/903,381 US7084535B2 (en) | 2004-07-30 | 2004-07-30 | Deflection limiter for vibrator motor shaft |
CN2005800257838A CN1993871B (en) | 2004-07-30 | 2005-07-26 | Deflection limiter for vibrator motor shaft |
JP2007523714A JP4594392B2 (en) | 2004-07-30 | 2005-07-26 | Displacement limiter for vibrator motor shaft |
PCT/US2005/026432 WO2006014923A1 (en) | 2004-07-30 | 2005-07-26 | Deflection limiter for vibrator motor shaft |
EP05776299A EP1784909A4 (en) | 2004-07-30 | 2005-07-26 | Deflection limiter for vibrator motor shaft |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/903,381 US7084535B2 (en) | 2004-07-30 | 2004-07-30 | Deflection limiter for vibrator motor shaft |
Publications (2)
Publication Number | Publication Date |
---|---|
US20060022535A1 US20060022535A1 (en) | 2006-02-02 |
US7084535B2 true US7084535B2 (en) | 2006-08-01 |
Family
ID=35731316
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US10/903,381 Expired - Fee Related US7084535B2 (en) | 2004-07-30 | 2004-07-30 | Deflection limiter for vibrator motor shaft |
Country Status (5)
Country | Link |
---|---|
US (1) | US7084535B2 (en) |
EP (1) | EP1784909A4 (en) |
JP (1) | JP4594392B2 (en) |
CN (1) | CN1993871B (en) |
WO (1) | WO2006014923A1 (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20080157702A1 (en) * | 2006-12-27 | 2008-07-03 | Motorola, Inc. | Electric motor with a retractable shaft |
US20090039721A1 (en) * | 2007-08-06 | 2009-02-12 | Sanyo Electric Co., Ltd. | Board mounted structure of vibration motor |
US20140209781A1 (en) * | 2013-01-29 | 2014-07-31 | Johnson Electric S.A. | Vibration safe motor fixation in an actuator |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5923794B2 (en) * | 2011-11-24 | 2016-05-25 | 日本電産セイミツ株式会社 | Vibration motor |
CN102914363B (en) * | 2012-10-15 | 2014-01-29 | 哈尔滨工程大学 | Experimental device for quantitative analysis of influence rule of bending on shaft rotation vibration |
EP2920463B1 (en) * | 2012-11-14 | 2019-07-10 | Koninklijke Philips N.V. | A fluid pump |
CN103974354B (en) * | 2014-05-27 | 2017-08-15 | 天津七一二通信广播股份有限公司 | A kind of method of handover applied to PDT communication systems |
JP6825886B2 (en) * | 2016-11-28 | 2021-02-03 | セイコーインスツル株式会社 | Vibration generators and electronic devices |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4940336A (en) * | 1989-05-30 | 1990-07-10 | Dryga Alexandr I | Unbalance vibrator |
US5798588A (en) * | 1994-04-11 | 1998-08-25 | Sayama Precision Industries Co., Ltd. | Vibrating motor, vibrating motor casing and vibrating device containing vibrating motor |
US5898248A (en) * | 1996-09-25 | 1999-04-27 | Matsushita Electric Industrial Co., Ltd. | Small motor holding device in individual calling receiver |
US6133657A (en) | 1994-09-20 | 2000-10-17 | Motorola, Inc. | Vibrator bracket |
US6274956B1 (en) * | 1997-03-06 | 2001-08-14 | Siemens Aktiengesellschaft | Base plate, particularly for electrical machines |
US6326711B1 (en) * | 1999-09-07 | 2001-12-04 | Tokyo Parts Industrial Co., Ltd. | DC brushless motor having eccentric rotor |
US6465921B1 (en) * | 2001-05-10 | 2002-10-15 | Sunonwealth Electric Machine Industry Co., Ltd. | Assembling structure of a miniature vibration motor |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4490336A (en) * | 1981-05-27 | 1984-12-25 | Prodeco, Inc. | Process for stripping uranium from an alkyl pyrophosphoric acid |
JP2727168B2 (en) * | 1994-04-11 | 1998-03-11 | 狭山精密工業株式会社 | Vibration motor, casing incorporating vibration motor, and vibration generator incorporating vibration motor |
JP2538764B2 (en) * | 1994-06-08 | 1996-10-02 | 静岡日本電気株式会社 | Motor deformation prevention structure for vibration generation |
US5835006A (en) * | 1996-05-22 | 1998-11-10 | Moorola, Inc. | Vibrator assembly |
JP2994358B1 (en) * | 1998-09-16 | 1999-12-27 | 静岡日本電気株式会社 | Vibration motor |
JP2000343037A (en) * | 1999-06-04 | 2000-12-12 | Alps Electric Co Ltd | Vibration generator and input device for game equipment using the same |
JP2003159565A (en) * | 2001-11-26 | 2003-06-03 | Alps Electric Co Ltd | Vibration generator and electronic machinery using the same |
JP2004008974A (en) * | 2002-06-07 | 2004-01-15 | Nidec Copal Corp | Vibration motor |
-
2004
- 2004-07-30 US US10/903,381 patent/US7084535B2/en not_active Expired - Fee Related
-
2005
- 2005-07-26 JP JP2007523714A patent/JP4594392B2/en not_active Expired - Fee Related
- 2005-07-26 CN CN2005800257838A patent/CN1993871B/en not_active Expired - Fee Related
- 2005-07-26 EP EP05776299A patent/EP1784909A4/en not_active Withdrawn
- 2005-07-26 WO PCT/US2005/026432 patent/WO2006014923A1/en active Application Filing
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4940336A (en) * | 1989-05-30 | 1990-07-10 | Dryga Alexandr I | Unbalance vibrator |
US5798588A (en) * | 1994-04-11 | 1998-08-25 | Sayama Precision Industries Co., Ltd. | Vibrating motor, vibrating motor casing and vibrating device containing vibrating motor |
US6133657A (en) | 1994-09-20 | 2000-10-17 | Motorola, Inc. | Vibrator bracket |
US5898248A (en) * | 1996-09-25 | 1999-04-27 | Matsushita Electric Industrial Co., Ltd. | Small motor holding device in individual calling receiver |
US6274956B1 (en) * | 1997-03-06 | 2001-08-14 | Siemens Aktiengesellschaft | Base plate, particularly for electrical machines |
US6326711B1 (en) * | 1999-09-07 | 2001-12-04 | Tokyo Parts Industrial Co., Ltd. | DC brushless motor having eccentric rotor |
US6465921B1 (en) * | 2001-05-10 | 2002-10-15 | Sunonwealth Electric Machine Industry Co., Ltd. | Assembling structure of a miniature vibration motor |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20080157702A1 (en) * | 2006-12-27 | 2008-07-03 | Motorola, Inc. | Electric motor with a retractable shaft |
US7786633B2 (en) | 2006-12-27 | 2010-08-31 | Motorola, Inc. | Electric motor with a retractable shaft |
US20090039721A1 (en) * | 2007-08-06 | 2009-02-12 | Sanyo Electric Co., Ltd. | Board mounted structure of vibration motor |
US7567002B2 (en) * | 2007-08-06 | 2009-07-28 | Sanyo Electric Co., Ltd. | Board mounted structure of vibration motor |
US20140209781A1 (en) * | 2013-01-29 | 2014-07-31 | Johnson Electric S.A. | Vibration safe motor fixation in an actuator |
US9644704B2 (en) * | 2013-01-29 | 2017-05-09 | Johnson Electric S.A. | Vibration safe motor fixation in an actuator |
Also Published As
Publication number | Publication date |
---|---|
WO2006014923A1 (en) | 2006-02-09 |
CN1993871B (en) | 2011-06-08 |
JP4594392B2 (en) | 2010-12-08 |
EP1784909A1 (en) | 2007-05-16 |
JP2008508091A (en) | 2008-03-21 |
US20060022535A1 (en) | 2006-02-02 |
CN1993871A (en) | 2007-07-04 |
EP1784909A4 (en) | 2010-01-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AS | Assignment |
Owner name: MOTOROLA, INC., ILLINOIS Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:HOLMAN IV, MARTIN E.;PICHARDO, OSCAR J.;REEL/FRAME:015644/0331 Effective date: 20040729 |
|
FPAY | Fee payment |
Year of fee payment: 4 |
|
AS | Assignment |
Owner name: MOTOROLA MOBILITY, INC, ILLINOIS Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:MOTOROLA, INC;REEL/FRAME:025673/0558 Effective date: 20100731 |
|
AS | Assignment |
Owner name: MOTOROLA MOBILITY LLC, ILLINOIS Free format text: CHANGE OF NAME;ASSIGNOR:MOTOROLA MOBILITY, INC.;REEL/FRAME:029216/0282 Effective date: 20120622 |
|
FPAY | Fee payment |
Year of fee payment: 8 |
|
AS | Assignment |
Owner name: GOOGLE TECHNOLOGY HOLDINGS LLC, CALIFORNIA Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:MOTOROLA MOBILITY LLC;REEL/FRAME:034316/0001 Effective date: 20141028 |
|
FEPP | Fee payment procedure |
Free format text: MAINTENANCE FEE REMINDER MAILED (ORIGINAL EVENT CODE: REM.) |
|
LAPS | Lapse for failure to pay maintenance fees |
Free format text: PATENT EXPIRED FOR FAILURE TO PAY MAINTENANCE FEES (ORIGINAL EVENT CODE: EXP.); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
|
STCH | Information on status: patent discontinuation |
Free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362 |
|
FP | Lapsed due to failure to pay maintenance fee |
Effective date: 20180801 |